/*
 * Copyright 2006 The Apache Software Foundation Licensed under the Apache
 * License, Version 2.0 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law
 * or agreed to in writing, software distributed under the License is
 * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */

package org.apache.ibatis.ibator.config;

import java.util.List;

import org.apache.ibatis.ibator.api.dom.xml.Attribute;
import org.apache.ibatis.ibator.api.dom.xml.XmlElement;
import org.apache.ibatis.ibator.internal.util.StringUtility;
import org.apache.ibatis.ibator.internal.util.messages.Messages;

/**
 * @author Jeff Butler
 */
public class IgnoredColumn
{

	private String columnName;

	private boolean isColumnNameDelimited;

	private String configuredDelimitedColumnName;

	/**
     * 
     */
	public IgnoredColumn(String columnName)
	{
		super();
		this.columnName = columnName;
		isColumnNameDelimited = StringUtility.stringContainsSpace(columnName);
	}

	public String getColumnName()
	{
		return columnName;
	}

	public boolean isColumnNameDelimited()
	{
		return isColumnNameDelimited;
	}

	public void setColumnNameDelimited(boolean isColumnNameDelimited)
	{
		this.isColumnNameDelimited = isColumnNameDelimited;
		configuredDelimitedColumnName = isColumnNameDelimited ? "true" : "false"; //$NON-NLS-1$ //$NON-NLS-2$
	}

	public boolean equals(Object obj)
	{
		if (obj == null || !(obj instanceof IgnoredColumn))
		{
			return false;
		}

		return columnName.equals(((IgnoredColumn) obj).getColumnName());
	}

	public int hashCode()
	{
		return columnName.hashCode();
	}

	public XmlElement toXmlElement()
	{
		XmlElement xmlElement = new XmlElement("ignoreColumn"); //$NON-NLS-1$
		xmlElement.addAttribute(new Attribute("column", columnName)); //$NON-NLS-1$

		if (StringUtility.stringHasValue(configuredDelimitedColumnName))
		{
			xmlElement.addAttribute(new Attribute(
					"delimitedColumnName", configuredDelimitedColumnName)); //$NON-NLS-1$
		}

		return xmlElement;
	}

	public void validate(List<String> errors, String tableName)
	{
		if (!StringUtility.stringHasValue(columnName))
		{
			errors.add(Messages.getString("ValidationError.21", //$NON-NLS-1$
					tableName));
		}
	}
}
